The liquids are applied in areas where foraging ants are likely to pick the material up and spread the poison to the colony upon returning.
These black pavement ants do not pose a public health risk, but they can contaminate food and should be avoided. The old Cathay Cinema Building was amongst one of the oldest landmarks in Singapore and was reputed to be haunted.
Upon completion, it was also the tallest building on the island (over 83 m high) and the first public air-conditioned place in Singapore.

Ant control can be difficult, but there are some things you should know about how ants’ behavior can lead to big headaches for you and your home. Pavement ants have the following characteristics: 1) petiole with two nodes, 2) head with furrows (lines) running vertically (top to bottom), and 3) a pair of spines on the posterior portion of the thorax [compare with acrobat ants]. Also commonly found under homes with concrete slab construction; ants enter homes through cracks in the concrete. When pavement ants are nesting under heated concrete slabs, baiting is the most effective control tactic.

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